package com.csu.mypetstore.api.controller.front;


import org.springframework.context.annotation.Configuration;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebFilter(filterName = "CorsFilter ")
@Configuration
public class CORSFilter implements Filter {
    @Override
    public void doFilter(ServletRequest req,
                         ServletResponse res,
                         FilterChain chain)
            throws IOException, ServletException {
        HttpServletResponse response = (HttpServletResponse) res;
        HttpServletRequest request = (HttpServletRequest) req;
        response.setHeader( "Access-Control-Allow-Origin",request.getHeader("Origin"));
        response.setHeader( "Access-Control-Allow-Credentials","true");
        response.setHeader( "Access-Control-Allow-Methods","POST, GET, PATCH, DELETE, PUT");
        response. setHeader( "Access-Control-Max-Age", "3600");
        response . setHeader( "Access-Control-Allow-Headers", "Origin,X-Requested-With,Content-Type,Accept");
        chain.doFilter(req, res);
    }
}
